/Engine/Source/Runtime/CoreUObject/Public/UObject/PackageResourceManager.h
Call the callback - with stat data - on all packages in the package repository that are in the given subdirectory of a package mount
void IteratePackagesStatInPath ( FStringView PackageMount, FStringView FileMount, FStringView RootRelPath, [FPackagePathStatVisitor](API\Runtime\CoreUObject\UObject\IPackageResourceManager\FPackagePathStatVisitor) Callback )